[R-pkg-devel] Finding dependencies (Was: problem with submitting to CRAN (windows))

Hugh Parsonage hugh@p@r@on@ge @end|ng |rom gm@||@com
Wed Jun 2 13:10:16 CEST 2021

First I confirmed "gtools" %in% tools::package_dependencies("mvSLOUCH")[[1]]


tools::package_dependencies, recursive = TRUE)

was sufficient to identify the chain.

On Wed, 2 Jun 2021 at 21:08, Duncan Murdoch <murdoch.duncan using gmail.com> wrote:
> On 02/06/2021 6:57 a.m., Hugh Parsonage wrote:
> > mvSLOUCH <--- TreeSim <-- phytools <-- gtools
> >
> > On Wed, 2 Jun 2021 at 20:35, Krzysztof Bartoszek <krzbar using protonmail.ch> wrote:
> >>
> >> Thank you. The only problem, as I wrote, is that neither my package, mvSLOUCH, nor any package that mvSLOUCH imports from depends on gtools.
> >> In particular nowhere in mvSLOUCH do I use any call to anything from gtools nor to any function called combinations.
> Hugh, could you describe how you found this dependency chain?  This sort
> of problem comes up now and then, and I've always used a slow manual
> search.  It would be nice to know if there's an automatic way to answer
> the question
> "Why does package xxx appear to require yyy?"
> Duncan Murdoch

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